Pith Number

pith:JKUQY5XN

pith:2015:JKUQY5XNOA7RW33AZTOYF66AH2

not attested not anchored not stored refs pending

On the Links-Gould invariant and the square of the Alexander polynomial

Ben-Michael Kohli

arxiv:1506.05912 v2 · 2015-06-19 · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JKUQY5XNOA7RW33AZTOYF66AH2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:25:46.924382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aa90c76ed703f1b6f60ccdd82fbc03e8b0bcfe3d8add7ad44221b0dbb4d822d

Aliases

arxiv: 1506.05912 · arxiv_version: 1506.05912v2 · doi: 10.48550/arxiv.1506.05912 · pith_short_12: JKUQY5XNOA7R · pith_short_16: JKUQY5XNOA7RW33A · pith_short_8: JKUQY5XN

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/JKUQY5XNOA7RW33AZTOYF66AH2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4aa90c76ed703f1b6f60ccdd82fbc03e8b0bcfe3d8add7ad44221b0dbb4d822d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "741f88904a0f79db2ebb0aff0edfb9fab3af2dce8f5d0229f03bcee3a88de2c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-06-19T08:41:14Z",
    "title_canon_sha256": "d54e7102d917fbd4209701dc193ecdebd15ddf2d15e602ede130e9912d4ce636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05912",
    "kind": "arxiv",
    "version": 2
  }
}